Details

Time bar (total: 14.6s)

sample98.0ms

Algorithm
intervals
Results
24.0ms526×pre80true
17.0ms270×body80nan
17.0ms104×body320valid
11.0ms99×body160valid
4.0ms19×body640valid
2.0ms34×body80valid

simplify115.0ms

Counts
1 → 1
Iterations
IterNodes
done104
5104
496
376
241
121
012

prune20.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 51.7b

localize43.0ms

Local error

Found 4 expressions with local error:

0.1b
(- (* b b) (* (* 3.0 a) c))
0.2b
(/ (- (sqrt (- (* b b) (* (* 3.0 a) c))) b) (* 3.0 a))
0.3b
(* (* 3.0 a) c)
26.6b
(- (sqrt (- (* b b) (* (* 3.0 a) c))) b)

rewrite210.0ms

Algorithm
rewrite-expression-head
Rules
19×add-sqr-sqrt
14×add-cbrt-cube add-exp-log
13×*-un-lft-identity
pow1
add-log-exp
add-cube-cbrt
times-frac associate-/l* difference-of-squares
prod-exp cbrt-unprod
flip3-- associate-*r* pow-prod-down sqrt-prod flip-- distribute-lft-out--
cbrt-undiv sub-neg diff-log div-exp associate-/l/
clear-num associate-/r* frac-2neg div-sub associate-*l* *-commutative div-inv
Counts
4 → 75
Calls
4 calls:
12.0ms
(- (* b b) (* (* 3.0 a) c))
120.0ms
(/ (- (sqrt (- (* b b) (* (* 3.0 a) c))) b) (* 3.0 a))
13.0ms
(* (* 3.0 a) c)
62.0ms
(- (sqrt (- (* b b) (* (* 3.0 a) c))) b)

series346.0ms

Counts
4 → 12
Calls
4 calls:
80.0ms
(- (* b b) (* (* 3.0 a) c))
142.0ms
(/ (- (sqrt (- (* b b) (* (* 3.0 a) c))) b) (* 3.0 a))
32.0ms
(* (* 3.0 a) c)
93.0ms
(- (sqrt (- (* b b) (* (* 3.0 a) c))) b)

simplify2.8s

Counts
87 → 87
Iterations
IterNodes
done5000
22514
1426
0155

prune575.0ms

Pruning

16 alts after pruning (16 fresh and 0 done)

Merged error: 2.9b

localize11.0ms

rewrite0.0ms

Algorithm
rewrite-expression-head
Rules
Counts
0 → 0

series0.0ms

Counts
0 → 0

simplify0.0ms

Counts
0 → 0
Iterations
IterNodes
done0
00

prune145.0ms

Pruning

16 alts after pruning (15 fresh and 1 done)

Merged error: 2.9b

localize28.0ms

Local error

Found 3 expressions with local error:

0.3b
(/ (* a c) b)
0.3b
(* -1.5 (/ (* a c) b))
0.4b
(/ (* -1.5 (/ (* a c) b)) (* 3.0 a))

rewrite88.0ms

Algorithm
rewrite-expression-head
Rules
49×add-cbrt-cube add-exp-log
17×prod-exp cbrt-unprod
16×cbrt-undiv div-exp
10×add-sqr-sqrt
*-un-lft-identity add-cube-cbrt
times-frac associate-*r*
pow1
associate-/r*
associate-*l* div-inv add-log-exp
clear-num frac-2neg associate-*r/ associate-/l*
pow-prod-down *-commutative unswap-sqr associate-/l/
Counts
3 → 78
Calls
3 calls:
15.0ms
(/ (* a c) b)
27.0ms
(* -1.5 (/ (* a c) b))
41.0ms
(/ (* -1.5 (/ (* a c) b)) (* 3.0 a))

series133.0ms

Counts
3 → 9
Calls
3 calls:
36.0ms
(/ (* a c) b)
58.0ms
(* -1.5 (/ (* a c) b))
39.0ms
(/ (* -1.5 (/ (* a c) b)) (* 3.0 a))

simplify1.6s

Counts
87 → 87
Iterations
IterNodes
done5001
22789
1391
0123

prune466.0ms

Pruning

25 alts after pruning (24 fresh and 1 done)

Merged error: 2.9b

localize18.0ms

Local error

Found 3 expressions with local error:

0.3b
(/ (* a c) b)
0.3b
(/ -1.5 (/ (* 3.0 a) (/ (* a c) b)))
0.4b
(/ (* 3.0 a) (/ (* a c) b))

rewrite48.0ms

Algorithm
rewrite-expression-head
Rules
92×times-frac
58×add-cbrt-cube add-exp-log
34×add-sqr-sqrt *-un-lft-identity add-cube-cbrt
29×cbrt-undiv div-exp
22×associate-/r*
13×div-inv
11×prod-exp cbrt-unprod
associate-/r/
associate-/l*
pow1 clear-num frac-2neg add-log-exp
Counts
3 → 135
Calls
3 calls:
8.0ms
(/ (* a c) b)
19.0ms
(/ -1.5 (/ (* 3.0 a) (/ (* a c) b)))
16.0ms
(/ (* 3.0 a) (/ (* a c) b))

series82.0ms

Counts
3 → 9
Calls
3 calls:
31.0ms
(/ (* a c) b)
22.0ms
(/ -1.5 (/ (* 3.0 a) (/ (* a c) b)))
29.0ms
(/ (* 3.0 a) (/ (* a c) b))

simplify2.1s

Counts
144 → 144
Iterations
IterNodes
done5000
24383
1678
0223

prune691.0ms

Pruning

28 alts after pruning (26 fresh and 2 done)

Merged error: 2.9b

regimes1.0s

Accuracy

0% (3.6b remaining)

Error of 6.3b against oracle of 2.7b and baseline of 6.3b

bsearch0.0ms

simplify1.0ms

Iterations
IterNodes
done6
16
05

end0.0ms

sample3.9s

Algorithm
intervals
Results
1.1s3556×body320valid
1.0s15976×pre80true
664.0ms7976×body80nan
451.0ms2995×body160valid
145.0ms532×body640valid
61.0ms917×body80valid